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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Применить Всего найдено 4. Отображено 4.
01-08-2019 дата публикации

IMPROVED DUAL-ELECTRIC MECHANICAL DEVICE FOR SOFA

Номер: WO2019144434A1
Автор: LIU, Lihua, XU, Jinbing, LIN, Weipeng, WANG, Xingru, LIU, Meirong
Принадлежит:

An improved dual-electric mechanical device for a sofa. An up-and-down lifting connecting rod mechanism (2) is provided on a base (1); an armrest connecting plate mechanism (3) is provided above the up-and-down lifting connecting rod mechanism (2); the up-and-down lifting connecting rod mechanism (2) is connected to the base (1) and the armrest connecting plate mechanism (3) respectively by means of pin shafts; one end of the armrest connecting plate mechanism (3) is connected to a footrest stretching connecting rod mechanism (4), and the other end thereof is connected to a rotating rod mechanism (5); the footrest stretching connecting rod mechanism (4) is connected to a seat backrest connecting mechanism (6) and the armrest connecting plate mechanism (3) respectively by means of pin shafts; two ends of a first electric telescopic rod (7) are connected to the rotating rod mechanism (5) and the base (1); and the two ends of a second electric telescopic rod (8) are connected to the seat backrest ...

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Номер записи: 1
01-08-2019 дата публикации

DOUBLE-MOTOR MECHANICAL DEVICE FOR SOFA

Номер: WO2019144433A1
Автор: LIU, Lihua, XU, Jinbing, LIN, Weipeng, WANG, Xingru, LIU, Meirong
Принадлежит:

Provided is a double-motor mechanical device for a sofa. A base is provided with a vertically lifting connecting rod mechanism. An armrest connecting plate mechanism is disposed above the vertically lifting connecting rod mechanism, and the vertically lifting connecting rod mechanism is respectively connected to the base and the armrest connecting plate mechanism via hinge pins. One end of the armrest connecting plate mechanism is connected to a footrest extension connecting rod mechanism, and the other end of the armrest connecting plate mechanism is connected to a rotary rod mechanism. The footrest extension connecting rod mechanism is respectively connected to a cushion backrest connecting mechanism and the armrest connecting plate mechanism via hinge pins. Two ends of a first electric telescopic rod are respectively connected to a movable connecting rod mechanism and the base. Two ends of a second electric telescopic rod are respectively connected to the cushion backrest connecting ...

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Номер записи: 2
21-04-2023 дата публикации

Sol combined hearth self-flowing castable

Номер: CN115991597A
Автор: WANG JIANING, LIU LINLIN, WANG HAO, SHAO JUNNING, ZHANG HAN, LIU DONG, YAN HAO, ZHAO WEI, LIU MEIRONG, GAO MEI
Принадлежит:

The invention provides a sol combined hearth self-flowing castable. The sol combined hearth self-flowing castable comprises the following components in percentage by mass: 70%-80% of white corundum, 8%-14% of silicon carbide, 4%-9% of alpha-aluminum oxide, 2%-8% of zirconium silica fume, 0.05%-0.3% of chromium carbide, 0.05%-0.3% of metal aluminum powder, 0.05%-0.3% of metal titanium powder, 0.01%-0.1% of organic fibers and 0.3%-1.2% of a coagulant. The sum of the mass percentages of the components is 100%. The silica sol accounts for 6-15% of the total mass of the components. According to the sol-combined hearth self-flowing castable, chromium carbide, metal aluminum powder and metal titanium powder are added, titanium-aluminum-carbon ternary layered ceramic with high melting point, high hardness, high thermal stability, high oxidation resistance and high compactness is generated in situ at high temperature in the using process, through holes are filled, and the castable has remarkably ...

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Номер записи: 3
13-04-2021 дата публикации

Tundish diversion type special-shaped retaining dam

Номер: CN212945403U
Автор: ZHAO KAILONG, LIU LI, REN LIN, YAN HAO, ZHAO WEI, GAO MEI, LIU MEIRONG, 赵凯龙, 刘丽, 任林, 颜浩, 赵伟, 高梅, 刘美荣
Принадлежит: BEIJING LIER HIGH TEMPERATURE MATERIALS CO LTD, BEIJING LIER HIGH-TEMPERATURE MATERIALS CO., LTD., 北京利尔高温材料股份有限公司

The utility model discloses a tundish diversion type special-shaped retaining dam which comprises a first retaining dam body and a second retaining dam body. The first retaining dam is a trapezoidal dam, and an included angle between a first inclined surface, in contact with liquid, of the trapezoidal dam and the horizontal plane is an acute angle; the second retaining dam is a triangular dam, and an included angle between a second inclined surface, in contact with the liquid, of the triangular dam and the horizontal plane is an obtuse angle; the first retaining dam and the second retaining dam are fixedly connected or integrally arranged, the second retaining dam is arranged on the upper end face of the second retaining dam, and the thickness of the first retaining dam is smaller than that of the first retaining dam. And through the arranged second retaining dam, the raising angle of molten steel is increased, the volume of a piston region is increased, the dead time of molten steel is ...

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Номер записи: 4